<template>
    <div>

        <div class="container">
            <!-- <div class="handle-box"> -->
            <el-form :model="queryParams" ref="queryForm" :inline="true">
                <el-form-item label="菜单名称" prop="menuName">
                    <el-input
                            v-model="queryParams.menuName"
                            placeholder="请输入菜单名称"
                            clearable
                            size="small"
                            style="width: 240px"
                            @keyup.enter.native="handleQuery"
                    />
                </el-form-item>
                <el-form-item label="状态" prop="status">
                    <el-select
                            v-model="queryParams.status"
                            placeholder="菜单状态"
                            clearable
                            size="small"
                            style="width: 240px"
                    >
                        <el-option
                                v-for="dict in catOptions"
                                :key="dict.value"
                                :label="dict.label"
                                :value="dict.value"
                        />
                    </el-select>
                </el-form-item>

                <el-form-item>
                    <el-button type="primary" icon="el-icon-search" size="mini" v-has-permi="['system:menu:list']"
                               @click="handleQuery">搜索
                    </el-button>
                    <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
                </el-form-item>
            </el-form>
            <!-- </div> -->
            <el-row :gutter="10" class="mb8 handle-box">
                <el-col :span="1.5">
                    <el-button
                            type="primary"
                            plain
                            icon="el-icon-plus"
                            size="mini"
                            v-has-permi="['system:menu:add']"
                            @click="handleAdd"
                    >新增
                    </el-button>
                </el-col>
                <el-col :span="1.5">
                    <el-button
                            type="info"
                            plain
                            icon="el-icon-sort"
                            size="mini"
                            @click="toggleExpandAll"
                    >展开/折叠
                    </el-button>
                </el-col>
            </el-row>

            <el-table
                    height="620"
                    v-if="refreshTable"
                    v-loading="loading"
                    :data="menuList"
                    row-key="menuId"
                    :default-expand-all="isExpandAll"
                    :tree-props="{children: 'children', hasChildren: 'hasChildren'}"
            >
                <el-table-column prop="menuName" label="菜单名称" :show-overflow-tooltip="true"
                                 width="160"></el-table-column>
                <el-table-column prop="icon" label="图标" align="center" width="70">
                    <template slot-scope="scope">
                        <i :class="'el-icon-'+scope.row.icon"></i>
                    </template>
                </el-table-column>
                <el-table-column prop="sort" label="排序" width="60" align="center"></el-table-column>
                <el-table-column prop="perms" label="权限标识" align="center"
                                 :show-overflow-tooltip="true"></el-table-column>
                <el-table-column prop="component" label="组件路径" align="center"
                                 :show-overflow-tooltip="true"></el-table-column>
                <el-table-column prop="status" label="状态" width="80" align="center">
                    <template slot-scope="scope">
                        <el-switch
                                v-model="scope.row.status"
                                active-value="0"
                                inactive-value="1"
                                disabled
                        ></el-switch>
                    </template>
                </el-table-column>
                <el-table-column label="创建时间" align="center" prop="createTime">
                    <template slot-scope="scope">
                        <span>{{ scope.row.createTime }}</span>
                    </template>
                </el-table-column>
                <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
                    <template slot-scope="scope">
                        <el-button
                                size="mini"
                                style="color:#67C23A;"
                                @click="handleUpdate(scope.row)"
                                v-has-permi="['system:menu:edit']"
                        >修改
                        </el-button>
                        <el-button
                                size="mini"
                                style="color: #409EFF"
                                @click="handleAdd(scope.row)"
                                v-has-permi="['system:menu:add']"
                        >新增
                        </el-button>
                        <el-button
                                size="mini"
                                class="red"
                                @click="handleDelete(scope.row)"
                                v-has-permi="['system:menu:delete']"
                        >删除
                        </el-button>
                    </template>
                </el-table-column>
            </el-table>

        </div>

        <!-- 添加或修改菜单对话框 -->
        <el-dialog :title="title" :visible.sync="open" width="780px" append-to-body>
            <el-form ref="form" :model="form" :rules="rules" label-width="120px">
                <el-row>
                    <el-col :span="24">
                        <el-form-item label="上级菜单">
                            <treeselect
                                    v-model="form.parentId"
                                    :options="menuOptions"
                                    :normalizer="normalizer"
                                    :show-count="true"
                                    placeholder="选择上级菜单"
                            />
                        </el-form-item>
                    </el-col>
                    <el-col :span="24">
                        <el-form-item label="菜单类型" prop="menuType">
                            <el-radio-group v-model="form.menuType" @change="menuTypeChange">
                                <el-radio label="M">目录</el-radio>
                                <el-radio label="C">菜单</el-radio>
                                <el-radio label="F">按钮</el-radio>
                            </el-radio-group>
                        </el-form-item>
                    </el-col>
                    <el-col :span="24" v-show="form.menuType != 'F'">
                        <el-form-item label="菜单图标">
                            <el-popover
                                    placement="bottom-start"
                                    width="460"
                                    trigger="click"
                                    @show="$refs['iconSelect'].reset()"
                            >
                                <IconSelect ref="iconSelect" @selected="selected"/>
                                <el-input slot="reference" v-model="form.icon" placeholder="点击选择图标" readonly>
                                    <i v-if="form.icon" slot="prefix" :class="'el-input__icon el-icon-'+form.icon"/>
                                    <i v-else slot="prefix" class="el-icon-search el-input__icon"/>
                                    <!-- <svg-icon
                                        v-if="form.icon"
                                        slot="prefix"
                                        :icon-class="form.icon"
                                        class="el-input__icon"
                                        style="height: 32px;width: 16px;"
                                    />prefix-icon="el-icon-search"
                                    <i v-else slot="prefix" class="el-icon-search el-input__icon" /> -->
                                </el-input>
                            </el-popover>
                        </el-form-item>
                    </el-col>
                    <el-col :span="12">
                        <el-form-item label="菜单名称" prop="menuName">
                            <el-input v-model="form.menuName" placeholder="请输入菜单名称"/>
                        </el-form-item>
                    </el-col>
                    <el-col :span="12">
                        <el-form-item label="显示排序" prop="sort">
                            <el-input-number v-model="form.sort" controls-position="right" :min="0"/>
                        </el-form-item>
                    </el-col>
                    <el-col :span="12" v-show="form.menuType != 'F'">
                        <el-form-item>
                    <span slot="label">
                        <el-tooltip content="选择是外链则路由地址需要以`http(s)://`开头" placement="top">
                        <i class="el-icon-question"></i>
                        </el-tooltip>
                        是否外链
                    </span>
                            <el-radio-group v-model="form.isFrame">
                                <el-radio label="0">是</el-radio>
                                <el-radio label="1">否</el-radio>
                            </el-radio-group>
                        </el-form-item>
                    </el-col>
                    <el-col :span="12" v-show="form.menuType != 'F'">
                        <el-form-item prop="path">
                    <span slot="label">
                        <el-tooltip content="访问的路由地址，如：`user`，如外网地址需内链访问则以`http(s)://`开头" placement="top">
                        <i class="el-icon-question"></i>
                        </el-tooltip>
                        路由地址
                    </span>
                            <el-input v-model="form.path" placeholder="请输入路由地址"/>
                        </el-form-item>
                    </el-col>
                    <el-col :span="12" v-show="form.menuType == 'C'">
                        <el-form-item prop="component">
                    <span slot="label">
                        <el-tooltip content="访问的组件路径，如：`system/user/index`，默认在`views`目录下" placement="top">
                        <i class="el-icon-question"></i>
                        </el-tooltip>
                        组件路径
                    </span>
                            <el-input v-model="form.component" placeholder="请输入组件路径"/>
                        </el-form-item>
                    </el-col>
                    <el-col :span="12" v-show="form.menuType != 'M'">
                        <el-form-item>
                            <el-input v-model="form.perms" placeholder="请输入权限标识" maxlength="100"/>
                            <span slot="label">
                        <el-tooltip content="控制器中定义的权限字符，如：@PreAuthorize(`@ss.hasPermi('system:user:list')`)"
                                    placement="top">
                        <i class="el-icon-question"></i>
                        </el-tooltip>
                        权限字符
                    </span>
                        </el-form-item>
                    </el-col>
                    <el-col :span="12" v-show="form.menuType == 'C'">
                        <el-form-item>
                            <el-input v-model="form.query" placeholder="请输入路由参数" maxlength="255"/>
                            <span slot="label">
                        <el-tooltip content='访问路由的默认传递参数，如：`{"id": 1, "name": "ry"}`' placement="top">
                        <i class="el-icon-question"></i>
                        </el-tooltip>
                        路由参数
                    </span>
                        </el-form-item>
                    </el-col>
                    <el-col :span="12" v-show="form.menuType == 'C'">
                        <el-form-item>
                    <span slot="label">
                        <el-tooltip content="选择是则会被`keep-alive`缓存，需要匹配组件的`name`和地址保持一致" placement="top">
                        <i class="el-icon-question"></i>
                        </el-tooltip>
                        是否缓存
                    </span>
                            <el-radio-group v-model="form.isCache">
                                <el-radio label="0">缓存</el-radio>
                                <el-radio label="1">不缓存</el-radio>
                            </el-radio-group>
                        </el-form-item>
                    </el-col>
                    <el-col :span="12" v-show="form.menuType != 'F'">
                        <el-form-item>
                    <span slot="label">
                        <el-tooltip content="选择隐藏则路由将不会出现在侧边栏，但仍然可以访问" placement="top">
                        <i class="el-icon-question"></i>
                        </el-tooltip>
                        显示状态
                    </span>
                            <el-radio-group v-model="form.visible">
                                <el-radio
                                        v-for="dict in catOptions"
                                        :key="dict.value"
                                        :label="dict.value"
                                >{{dict.label}}
                                </el-radio>
                            </el-radio-group>
                        </el-form-item>
                    </el-col>
                    <el-col :span="12" v-show="form.menuType != 'F'">
                        <el-form-item>
                    <span slot="label">
                        <el-tooltip content="选择停用则路由将不会出现在侧边栏，也不能被访问" placement="top">
                        <i class="el-icon-question"></i>
                        </el-tooltip>
                        菜单状态
                    </span>
                            <el-radio-group v-model="form.status">
                                <el-radio
                                        v-for="dict in catOptions"
                                        :key="dict.value"
                                        :label="dict.value"
                                >{{dict.label}}
                                </el-radio>
                            </el-radio-group>
                        </el-form-item>
                    </el-col>
                </el-row>
            </el-form>
            <div slot="footer" class="dialog-footer">
                <el-button type="primary" @click="submitForm">确 定</el-button>
                <el-button @click="cancel">取 消</el-button>
            </div>
        </el-dialog>
    </div>
</template>

<script>
    import request from '@/api/system/menu';
    import Treeselect from "@riophae/vue-treeselect";
    import "@riophae/vue-treeselect/dist/vue-treeselect.css";
    import IconSelect from "@/components/layout/IconSelect";

    export default {
        name: 'basetable',
        components: {Treeselect, IconSelect},
        data() {
            return {
                // 是否展开，默认全部展开
                isExpandAll: true,
                // 重新渲染表格状态
                refreshTable: true,
                // 查询参数
                queryParams: {
                    menuName: undefined,
                    status: undefined
                },
                menuList: [],
                catOptions: [
                    {
                        value: '0',
                        label: '正常'
                    }, {
                        value: '1',
                        label: '停用'
                    }
                ],

                // 菜单树选项
                menuOptions: [],
                // 弹出层标题
                title: "",
                // 是否显示弹出层
                open: false,
                // 表单参数
                form: {},
                // 表单校验
                rules: {
                    menuName: [
                        {required: true, message: "菜单名称不能为空", trigger: "blur"}
                    ],
                    sort: [
                        {required: true, message: "菜单顺序不能为空", trigger: "blur"}
                    ],
                    path: [
                        {required: true, message: "路由地址不能为空", trigger: "blur"}
                    ]
                }
            };
        },
        created() {
            this.getList();
        },
        methods: {
            // 选择图标
            selected(name) {
                this.form.icon = name.name;
            },
            menuTypeChange() {
                if (this.form.menuType == 'F') {
                    this.rules.path[0].required = false
                } else {
                    this.rules.path[0].required = true
                }
            },
            getList() {
                this.loading = true;
                request.menuTreeList(this.queryParams).then(res => {
                    this.menuList = this.handleTree(res.data.list, "menuId");
                });
                this.loading = false;
            },
            /** 搜索按钮操作 */
            handleQuery() {
                this.queryParams.pageIndex = 1;
                this.getList();
            },
            /** 重置按钮操作 */
            resetQuery() {
                this.dateRange = [];
                this.resetForm("queryForm");
                this.handleQuery();
            },
            /** 展开/折叠操作 */
            toggleExpandAll() {
                this.refreshTable = false;
                this.isExpandAll = !this.isExpandAll;
                this.$nextTick(() => {
                    this.refreshTable = true;
                });
            },
            // 取消按钮
            cancel() {
                this.open = false;
                this.reset();
            },
            // 表单重置
            reset() {
                this.form = {
                    menuId: undefined,
                    parentId: 0,
                    menuName: undefined,
                    icon: undefined,
                    menuType: "M",
                    orderNum: undefined,
                    isFrame: "1",
                    isCache: "0",
                    visible: "0",
                    status: "0"
                };
                this.resetForm("form");
            },

            /** 查询菜单下拉树结构 */
            getTreeselect() {
                request.menuTreeList(this.queryParams).then(response => {
                    this.menuOptions = [];
                    let menu = {menuId: 0, menuName: '主类目', children: []};
                    menu.children = this.handleTree(response.data.list, "menuId");
                    this.menuOptions.push(menu);
                });
            },

            /** 转换菜单数据结构 */
            normalizer(node) {
                if (node.children && !node.children.length) {
                    delete node.children;
                }
                return {
                    id: node.menuId,
                    label: node.menuName,
                    children: node.children
                };
            },


            /** 新增按钮操作 */
            handleAdd(row) {
                this.reset();
                this.getTreeselect();
                if (row != null && row.menuId) {
                    this.form.parentId = row.menuId;
                } else {
                    this.form.parentId = 0;
                }
                this.open = true;
                this.title = "添加菜单";

                if (this.form.menuType == 'F') {
                    this.rules.path[0].required = false
                }
            },


            /** 修改按钮操作 */
            handleUpdate(row) {
                this.reset();
                this.getTreeselect();/*  */
                request.menuDetail({'menuId': row.menuId}).then(response => {
                    this.form = response.data;
                    this.open = true;
                    this.title = "修改菜单";

                    if (this.form.menuType == 'F') {
                        this.rules.path[0].required = false
                    }
                });
            },
            /** 提交按钮 */
            submitForm: function () {
                this.$refs["form"].validate(valid => {
                    if (valid) {
                        if (this.form.menuId != undefined) {
                            request.updateMenu(this.form).then(response => {
                                this.$message.success("修改成功");
                                this.open = false;
                                this.getList();
                            });
                        } else {
                            request.addMenu(this.form).then(response => {
                                this.$message.success("新增成功");
                                this.open = false;
                                this.getList();
                            });
                        }
                    }
                });
            },

            /** 删除按钮操作 */
            handleDelete(row) {
                this.$confirm('是否确认删除名称为"' + row.menuName + '"的数据项？', "提示", {
                    type: 'warning'
                }).then(() => {
                    return request.delMenu({'menuId': parseInt(row.menuId)});
                }).then(() => {
                    this.$message.success('删除成功');
                    this.getList();
                }).catch(() => {
                });
            }

        }
    };
</script>

<style>
    .handle-box {
        margin-bottom: 20px;
    }

    .handle-select {
        width: 120px;
    }

    .handle-input {
        width: 300px;
        display: inline-block;
    }

    .table {
        width: 100%;
        font-size: 14px;
    }

    .red {
        color: #ff0000;
    }

    .mr10 {
        margin-right: 10px;
    }

    .table-td-thumb {
        display: block;
        margin: auto;
        width: 40px;
        height: 40px;
    }
</style>
